Editors’ preface

Introducing Stata tips

Stata tip 1: The eform() option of regress, R. Newson

Stata tip 2: Building with floors and ceilings, N. J. Cox

Stata tip 3: How to be assertive, W. Gould

Stata tip 4: Using display as an online calculator, P. Ryan

Stata tip 5: Ensuring programs preserve dataset order, R. Newson

Stata tip 6: Inserting awkward characters in the plot, N. J. Cox

Stata tip 7: Copying and posting under Windows, S. Driver and P. Royston

Stata tip 8: Splitting time-span records with categorical time-varying covariates, B. Jann

Stata tip 9: Following special sequences, N. J. Cox

Stata tip 10: Fine control of axis title positions, P. Ryan and N. Winter

Stata tip 11: The nolog option with maximum-likelihood modeling commands, P. Royston

Stata tip 12: Tuning the plot region aspect ratio, N. J. Cox

Stata tip 13: generate and replace use the current sort order, R. Newson

Stata tip 14: Using value labels in expressions, K. Higbee

Stata tip 15: Function graphs on the fly, N. J. Cox

Stata tip 16: Using input to generate variables, U. Kohler

Stata tip 17: Filling in the gaps, N. J. Cox

Stata tip 18: Making keys functional, S. Driver

Stata tip 19: A way to leaner, faster graphs, P. Royston

Stata tip 20: Generating histogram bin variables, D. A. Harrison

Stata tip 21: The arrows of outrageous fortune, N. J. Cox

Stata tip 22: Variable name abbreviation, P. Ryan

Stata tip 23: Regaining control over axis ranges, N. Winter

Stata tip 24: Axis labels on two or more levels, N. J. Cox

Stata tip 25: Sequence index plots, U. Kohler and C. Brzinsky-Fay

Stata tip 26: Maximizing compatibility between Macintosh and Windows, M. S. Hanson

Stata tip 27: Classifying data points on scatter plots, N. J. Cox

Stata tip 28: Precise control of dataset sort order, P. Schumm

Stata tip 29: For all times and all places, C. H. Franklin

Stata tip 30: May the source be with you, N. J. Cox

Stata tip 31: Scalar or variable? The problem of ambiguous names, G. I. Kolev

Stata tip 32: Do not stop, S. P. Jenkins

Stata tip 33: Sweet sixteen: Hexadecimal formats and precision problems, N. J. Cox

Stata tip 34: Tabulation by listing, D. A. Harrison

Stata tip 35: Detecting whether data have changed, W. Gould

Stata tip 36: Which observations?, N. J. Cox

Stata tip 37: And the last shall be first, C. F. Baum

Stata tip 38: Testing for groupwise heteroskedasticity, C. F. Baum

Stata tip 39: In a list or out? In a range or out?, N. J. Cox

Stata tip 36: Which observations? Erratum, N. J. Cox

Stata tip 40: Taking care of business, C. F. Baum

Stata tip 41: Monitoring loop iterations, D. A. Harrison

Stata tip 42: The overlay problem: Offset for clarity, J. Cui

Stata tip 43: Remainders, selections, sequences, extractions: Uses of the modulus, N. J. Cox

Stata tip 44: Get a handle on your sample, B. Jann

Stata tip 45: Getting those data into shape, C. F. Baum and N. J. Cox

Stata tip 46: Step we gaily, on we go, R. Williams

Stata tip 47: Quantile–quantile plots without programming, N. J. Cox

Stata tip 48: Discrete uses for uniform()¹, M. L. Buis

Stata tip 49: Range frame plots, S. Merryman

Stata tip 50: Efficient use of summarize, N. J. Cox

Stata tip 51: Events in intervals, N. J. Cox

Stata tip 52: Generating composite categorical variables, N. J. Cox

Stata tip 53: Where did my p-values go?, M. L. Buis

Stata tip 54: Post your results, P. Van Kerm

Stata tip 55: Better axis labeling for time points and time intervals, N. J. Cox

Stata tip 56: Writing parameterized text files, R. Gini

Stata tip 57: How to reinstall Stata, W. Gould

Stata tip 58: nl is not just for nonlinear models, B. P. Poi

Stata tip 59: Plotting on any transformed scale, N. J. Cox

Stata tip 60: Making fast and easy changes to files with filefilter, A. R. Riley

Stata tip 61: Decimal commas in results output and data input, N. J. Cox

Stata tip 62: Plotting on reversed scales, N. J. Cox and N. L. M. Barlow

Stata tip 63: Modeling proportions, C. F. Baum

Stata tip 64: Cleaning up user-entered string variables, J. Herrin and E. Poen

Stata tip 65: Beware the backstabbing backslash, N. J. Cox

Stata tip 66: ds—A hidden gem, M. Weiss

Stata tip 67: J() now has greater replicating powers, N. J. Cox

Stata tip 69: Producing log files based on successful interactive commands, A. R. Riley

Stata tip 70: Beware the evaluating equal sign, N. J. Cox

Stata tip 71: The problem of split identity, or how to group dyads, N. J. Cox

Stata tip 72: Using the Graph Recorder to create a pseudograph scheme, K. Crow

Stata tip 73: append with care!¹, C. F. Baum

Stata tip 74: firstonly, a new option for tab2, R. G. Gutierrez and P. A. Lachenbruch

Stata tip 75: Setting up Stata for a presentation, K. Crow

Stata tip 76: Separating seasonal time series, N. J. Cox

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